Jointer-guard.



G. PETER.

JOINTER. GUARD.

APPLICATION FILED MAY 22, 1914.

1 1 1 1 ,67 1 Patented Sept. 22, 1914.

4 fieaiye P6667 THE NORRIS PETERfi cow. PHOTOYLII'HOH WASHINGTON. 0 r

1 UN STATES QGEORGE TER, or ssesses, r Y R 33 To all ibhoin comm.-

;zen ofthe United States, residing at Rochesfter, in the county of Monroe and State of New York have invented new and useful; Improvements infJo'inter-Guards, offwhrch' general object of this invention is to ting elements" in surfacing machines, and

'- j ;the like, wherebysan operator maybe shield-i ed therefrom while .operating the. same.

' may be guarded at all times,notwithstanding v Wltll an enlarged bearing l provides a" suitable housing; "purpose of providing access "of" the housing a bored top-plate 13 is detachably secured therewtymeans of screws for the like bearing for the lower end of the shaft 6 I surfacing machine of "usualconstruction, which is provided withthe work table 6 Another object is thepro vision of a guard or shell for the cutting-elements of surfac ing-machines or "the like, which maybe adapted for adjustment, so that the, knlves cutting eleiiients thereof, "means .flffor;

connectingthe guard" to the machine solth'at the same may be.effectivelybperated. Other objects-will appea and be better understood from I that embodiment of my invention of which the" followingis a'specification reference being had. to the accompanying drawings formingiparthereof, in which; I 1 Figure 1 is a side elevational" view of a machine showing my invention applied thereto. Fig. '2' is a detail top of a. portion ofFig. lshowinglthe' guard platein position thereon. Fig, 3 is a detail elevational view of thejguard having a portion broken away for-the purpose of clearness, and Fig. l. isahorizontal cross sectional view taken on the line 4% in As shown in the drawingsaiindicates a and the guide 0,. and dindicats my improved jointer guard; which comprises the" guard plate 5, mounted in the upright shaft 6, which is journaled in the brackets? and ,8 mounted on the side ofthe machine as shown in Fig. 1. The guard plate may be made of any suitable material such as wood'or the like u i a d is preferablyformed O th h Shown in the drawings, havingan arcual portion 5 whereby the guard may be always in contact with the guidec or the work, placed thereagaillst, and thus admits of the gu rd aorn'rna dunnn sleeve onfthe witha set screw 11 which v shown in the drawings, .b'olts'7 andf8'orthe like.

plan; view wound around the '6 for the that the knives Patented Sept. 22,1914.

p 1 I platecovering-kthe knives (not'shownlwheh Be it known that I, GEORGE PETER, a c1t1-' in an adjusted position. For the'purpose platexi's provided with a sleeved), which has a flange 10 on its upper end, is secured to the sleeve screws or other suitable means, and'for' purpose of detachably securing the shaft 6, the; sleeve is provided is adapted .to' enthe gagewith the end lofj the machine, at any by meanslrof the The bracket 8, as'will be seen,

. portion" which 12i and for the to the interior as shown. This bracket 8 forms and arranged within the housing is a sheave 14. i This sheave is disposed horizontally in the housing and is provided forthe purpose of receiving a flexible element 15; the housing .lSLJELlSO provided with a second sheave 16 which is locatedat the rear portion of the housing and is disposed vertically therein so as to rotate ina plane which is tangent to the periphery of the sheave 14. A flexible element shown in the form of a chain 15 is sheave 14 which functions as a drum thereforpand is trained over the smaller sheave 16 whence it depends; and as shown in the drawings thefree end of. this chain is provided with a weighted element 17 which ispreferably of suflicient weight so as to facilitate the rotation of the shaft. purpose of: normally holding the guard plate in contact with the guide a.

' N0w,it will be seen thatupon work being placed upon the table of the machine, the guard plate 5 may "be l OI'mally controlled and maybe swun in contact therewith so not shown) are covered and thus protected frominjuring the operators hands or other parts Oftl'le body, and by virtue of counter-action of the weight the guard plate will remain in a relatively fixed adjusted position, and remain so until re-adjusted as stated. Itwill also be noted by referring to Figs.

1 and 3 that by virtue of the bearing 9 and,

OFFICE p v Ishaftas shown. I The brackets? ,andQS which support the shaft are secured ItOQthe suitableportioln thereof, such as at 'thejside,

is provided v the set screw 11 the guard plate may be may vary the arrangements of parts without departing It is obvlous details of construction and from the'spirit of my invention and therefore I donotWish to be limited toany such;

features except as maybe required by the claims. v

"What I claim as new is L'A guardof the class described comprising a pair of brackets adapted to be se-- or'the like, one of said brackets having a housing formed therein, .a,,1rl1m' located withinjthe housing, and adapted to rotate horizontally therein, a ver-i cured to a machine tical sheave disposed tangentially to the drum" and pivoted in the housing, a' fieXible element Wound around the drum and trained over the sheave so asto haveits end depend therefrom, a Weighticarried by the end of the flexible'ele'ment, a vertical shaft carried by the drum and journaled in the brackets and a guardplate detachably secured to the that those skilled in the art the periphery of 1 securely mounted on the drum and journaled in the brackets, a guard platedetachably in presence of two Witnesses.

. GEORGE, PETER.

upper end of the shaft jsubstantially as described. V

2. A guard ofthe class described comprisa 7 ing a pairof brackets adapted to be secured to a machine or the like, one of said brackets having formed therein an enlarged housing, a detachable cover for the housing provided with a central opening, a drum located with adapted to rotate h0ri-' in the housing and Zontally therein, a vertical sheave pivoted in the housingand disposed tangentially to the drum, a vertical shaft mounted on the upper end of the'shaft and adapted to hafveiverticaladjustment thereon, i

a fiexible'element wound around the drum and trained over thesheave' so as to depend from the'housin'g, and a Weight carried' by the depending end portion of*the element for the purposes set forth." v

In testimony whereof I aflix my signature Witnessesp "1 CI-IARLES EL-CALIiAHAN, MA Y ErMoQnnAn,

Copies of this patent may be obtained for five eents eaeh, by addressing the ".ljbommiseieneiof new.

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